Home / 17,479.73-24,121.91-9,521.96

Finding the Fourth Proportional to 17,479.73, 24,121.91 and 9,521.96

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Solution

The fourth proportional to 17,479.73, 24,121.91 and 9,521.96 is: 13,140.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,479.73 : 24,121.91 = 9,521.96 : x
  2. Step 2: Convert to fraction form
    17,479.73/24,121.91 = 9,521.96/x
  3. Step 3: Cross multiply
    17,479.73x = 24,121.91 × 9,521.96
  4. Step 4: Simplify right side
    17,479.73x = 229,687,862.14
  5. Step 5: Solve for x
    x = 229,687,862.14/17,479.73
  6. Step 6: Final answer
    x = 13,140.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.